The figure above shows the basic concepts of cell division
the multiple choice answers are in the pic

A. DNA is copied. 
- The cell duplicates its DNA in order to have a complete set in eac cell when it divides.

The  grandmother cell  is a hypothetical  neuronthat represents a complex but specific concept or object.[1]  it activates when a person "sees, hears, or otherwise sensibly discriminates"[2]  a specific entity, such as his or her grandmother. the term was in use at least as early as 1966 amongst staff and students in the department of experimental psychology, university of cambridge, england. a similar concept, that of the  gnostic neuron, was proposed two years later